SOLUTION: Ram and Krish were roadside coffee sellers. In the first week, Ram sold 30% more plates of coffee than Krish did. The following week, Ram sold 20 plates of coffee, while Krish sold

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Question 1050292: Ram and Krish were roadside coffee sellers. In the first week, Ram sold 30% more plates of coffee than Krish did. The following week, Ram sold 20 plates of coffee, while Krish sold none. Overall, if Ram sold 40% more plates of coffee than Krish, how many plates of coffee did Krish sell in total?
a. 80 plates
b. 100 plates
c. 120 plates
d. 130 plates

Answer by jorel555(1290) About Me  (Show Source):
You can put this solution on YOUR website!
Let n be the total amount of plates sold by Krish the first week. Then Ram's first week is 1.3n. So:
n+1.3n+20=n+1.4n
.1n=20
n=200
Krish sold 200 plates total, Ram sold 280. ☺☺☺☺